Add install section to README.md.
Add vimrc.
Add bin/gnome-terminal-colorscheme.

Simple script which allows simple changing of color schemes for
gnome-terminal. It does this by changing the properties of the default
profile (which is the profile new windows launch with).

Color schemes are saved in-line in the script for now, but this is subject
to change when deemed appropriate.
Add shrc.

Contains common configuration settings for all shells, so not to lock
things that dont need be down to bash or zsh specific.
Add bashrc.
Add gitconfig.
Add gitignore.